CN218334462U

CN218334462U - Waterproof detector base

Info

Publication number: CN218334462U
Application number: CN202220388215.5U
Authority: CN
Inventors: 曹子江; 柴雪峰; 吴添赐
Original assignee: Shenzhen Hi Tech Investment Sanjiang Electronics Co ltd
Current assignee: Shenzhen Hi Tech Investment Sanjiang Electronics Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2023-01-17
Anticipated expiration: 2032-02-24

Abstract

The utility model relates to a waterproof type detector base, when needing to use waterproof function, the accessible connecting through hole is installed the protective cover to the ceiling, subsequently can dismantle protective cover and base and be connected, at this moment, the tight laminating of fourth waterproof rail and ceiling has played waterproof effect, the inlet wire through-hole is covered to the covering portion, water on the ceiling can not directly instil into the inlet wire through-hole, and leave the clearance that supplies the communication line to wear to establish between first waterproof rail and the covering portion, also leave the clearance that supplies the communication line to wear to establish between the bottom of second waterproof rail and the accommodation chamber, when the communication line penetrates to wear out in the inlet wire through-hole from the inlet wire through-groove, first waterproof rail and second rail waterproof extrusion communication line, make it be S type distortion, when water flows down along the communication line, also can not get into the inlet wire through-hole, can drip to the base at the bending point of communication line S type, discharge along the drainage through-hole afterwards; the utility model discloses simple structure, water-proof effects is obvious, and waterproof grade can be to IPX3.

Description

Waterproof detector base

Technical Field

The utility model relates to a waterproof technical field of detector, more specifically say, relate to a waterproof type detector base.

Background

The detector is an important component of a fire alarm system. For example, a point type smoke fire detector, a point type temperature-sensing fire detector and the like, when a fire occurs, a fire alarm signal can be sent to a fire alarm controller through the sensing of the detector, and fire prevention and extinguishing facilities in a building are linked. Because the detectors are mostly arranged on the ceiling, in the decoration process and daily use process, condensation, water dripping and the like exist on the top of part of the detectors, and the detector is arranged in a semi-outdoor area, when wind blows and rain falls, water enters the detector, so that electronic components are easily damaged, or a smoke sensing area of the detector is polluted, and the function of the detector is damaged;

the existing detector is mostly installed on a ceiling in the form of a detector base, the detector base is provided with a screw fixing hole and a wire passing hole, and a communication wire between the detector base and a controller passes through the wire passing hole and is fixed on a wiring terminal arranged on the base; when water exists at the top of the ceiling, the water easily enters the detector from the wire through hole along the communication wire;

in order to promote the protection level, some manufacturers are provided with waterproof bases, wire inlet holes are formed in the side walls of the bases, universal waterproof connectors are arranged in the wire inlet holes, and the waterproof connectors are inconvenient to install. The base fixing hole is arranged outside the base, so that the base is not attractive.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, provide a waterproof type detector base.

The utility model provides a technical scheme that its technical problem adopted is:

the waterproof detector base comprises a base and a protective cover, wherein the base is detachably connected with the protective cover, the outer diameter of the base is larger than that of a detector, an accommodating cavity for accommodating the protective cover is formed in the top of the base, a wire inlet through hole is formed in the bottom of the accommodating cavity, and the inclination angle of the side surface of a circular table formed by the upper top surface and the lower bottom surface of the base and the bottom surface of the detector is smaller than thirty degrees; the bottom of the base is provided with a connecting assembly detachably connected with the detector, the protective cover is provided with a connecting through hole detachably connected with a ceiling, the protective cover is provided with a covering part right facing the inlet wire through hole, a first waterproof fence is arranged at the position, close to an opening of the protective cover, of the inlet wire through hole, the edge of the covering part exceeds the first waterproof fence, a second waterproof fence is arranged outside the covering part, inlet wire through grooves are formed in two sides of the covering part, a third waterproof fence is arranged at the position, close to the opening of one side of the base, of the inlet wire through groove, an annular fourth waterproof fence is arranged outside the accommodating cavity, the fourth waterproof fence is tightly attached to the ceiling, and a drainage through hole is formed in the edge of the outer side of the accommodating cavity; when the base with when the protective cover is connected, first waterproof rail with leave the clearance that supplies the communication line to wear to establish between the cover portion, the waterproof rail of second with also leave the confession between the bottom of holding the cavity the clearance that the communication line wore to establish.

Preferably, the drainage through hole with the bottom surface intercommunication of base, the base is circularly, the bottom surface of base is provided with annular fifth waterproof rail and annular installation fence, the base with fifth waterproof rail is concentric, the external diameter of fifth waterproof rail is less than the external diameter of base is greater than the external diameter of detector, fifth waterproof rail with the installation fence is concentric, the external diameter of installation fence is less than the external diameter of fifth waterproof rail, be provided with on the installation fence coupling assembling.

Preferably, the bottom of the accommodating chamber is provided with a plurality of mounting lugs, and the centers of the mounting lugs are provided with screw mounting grooves.

Preferably, the protective cover is close to the one side of base is provided with the screw fixation post of screw mounting groove looks adaptation.

Preferably, the connecting assembly is a buckle assembly or a turn-buckle assembly.

Preferably, the bottom of the base is provided with a wire holder for fixing the communication wire.

Preferably, the wire holder is provided with an elastic guide sheet for electrically connecting the communication wire and the detector body.

Preferably, the base with when the protective cover is connected, connect the through hole with the screw mounting groove with the inlet wire through-hole setting of staggering.

Preferably, the height of the second waterproof fence is greater than the height of the drain through hole.

Preferably, the first and second water-proof fences are both rectangular.

The beneficial effects of the utility model reside in that: when the waterproof function is needed, the protective cover can be installed on a ceiling through the connecting through hole, then the protective cover is detachably connected with the base and is arranged in the accommodating cavity of the base, and the inclination angle of the side surface of a circular table formed by the upper top surface and the lower bottom surface of the base and the bottom surface of the detector is smaller than thirty degrees; the fourth waterproof fence of the accommodating cavity is tightly attached to the ceiling to play a waterproof role, the covering part covers the incoming line through hole, water on the ceiling cannot drip into the incoming line through hole, a gap for the communication line to penetrate through is reserved between the first waterproof fence and the covering part, a gap for the communication line to penetrate through is also reserved between the second waterproof fence and the bottom of the accommodating cavity, when the communication line penetrates into the incoming line through hole from the incoming line through groove and penetrates out of the incoming line through hole, the first waterproof fence and the second waterproof fence extrude the communication line to be S-shaped twisted, when the water flows down along the communication line, the water cannot enter the incoming line through hole, and can drip onto the base at the S-shaped bent part of the communication line and then is discharged along the drainage through hole; the utility model has simple structure and beautiful appearance, when water exists at the top of the flower, the water can not enter the detector from the inlet wire through hole along the communication wire, the waterproof effect is obvious, and the waterproof grade can reach IPX3; wherein the spray water of the IPX3 test included angle is not directly sprayed onto the detector body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work according to the drawings:

fig. 1 is a bottom schematic view (in an exploded state) of a waterproof detector base according to a preferred embodiment of the present invention.

Fig. 2 is a top schematic view (in an exploded state) of a waterproof detector base according to a preferred embodiment of the present invention.

Fig. 3 is a schematic view illustrating a connection between a base of a waterproof detector and a detector according to a preferred embodiment of the present invention.

The reference signs are: 1. a base; 2. a protective cover; 3. a wire holder; 4. an elastic guide piece; 5. a connecting assembly; 6. a wire inlet through hole; 7. a screw mounting groove; 8. a drain through hole; 9. fixing a screw; 10. a second water-resistant fence; 11. a third water prevention fence; 12. a wire inlet through groove; 13. a cover portion; 14. a connecting through hole; 15. a communication line; 16. a housing chamber; 17. a fourth water-proof fence; 18. mounting a bump; 20. a first waterproof fence; 21. a detector; 22. a fifth waterproof fence; 23. and (6) installing a fence.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following description will be made clearly and completely in conjunction with the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The waterproof detector base of the preferred embodiment of the present invention is shown in fig. 1-3, and includes a base 1 and a protective cover 2, the base 1 is detachably connected to the protective cover 2, the outer diameter of the base 1 is greater than the outer diameter of the detector 21, the top of the base 1 is provided with a receiving chamber 16 for receiving the protective cover 2, the bottom of the receiving chamber 16 is provided with an inlet wire through hole 6, and the bottom surface of the base 1 and the bottom surface of the detector 21 are the upper top surface and the lower bottom surface to form a circular truncated cone, and the inclination angle of the side surface is less than thirty degrees; the bottom of the base 1 is provided with a connecting assembly 5 detachably connected with the detector 21, the protective cover 2 is provided with a connecting through hole 14 detachably connected with a ceiling, the protective cover 2 is provided with a covering part 13 facing the wire inlet through hole 6, a first waterproof fence 20 is arranged at the position, close to an opening of the protective cover 2, of the wire inlet through hole 6, the edge of the covering part 13 exceeds the first waterproof fence 20, the outer side of the covering part 13 is provided with a second waterproof fence 10, two sides of the covering part 13 are provided with wire inlet through grooves 12, a third waterproof fence 11 is arranged at the position, close to the opening of one side of the base 1, of the wire inlet through groove 12, the outer side of the accommodating chamber 16 is provided with an annular fourth waterproof fence 17, the fourth waterproof fence 17 is tightly attached to the ceiling, and the outer edge of the accommodating chamber 16 is provided with a drainage through hole 8; when the base 1 is connected with the protective cover 2, a gap for the communication cable 15 to pass through is reserved between the first waterproof fence 20 and the covering part 13, and a gap for the communication cable 15 to pass through is also reserved between the second waterproof fence 10 and the bottom of the accommodating chamber 16;

when the waterproof function is needed, the protective cover 2 can be installed on the ceiling through the connecting through hole 14, then the protective cover 2 is detachably connected with the base 1, and the protective cover 2 is arranged in the accommodating cavity 16 of the base 1, at this time, the inclination angle of the side surface of the circular truncated cone formed by the upper top surface and the lower bottom surface of the base 1 and the bottom surface of the detector 21 is less than thirty degrees; the fourth waterproof fence 17 on the accommodating chamber 16 is tightly attached to the ceiling to play a waterproof role, the covering part 13 covers the incoming line through hole 6, water on the ceiling cannot directly drop into the incoming line through hole 6, a gap for the communication line 15 to penetrate is reserved between the first waterproof fence 20 and the covering part 13, a gap for the communication line 15 to penetrate is also reserved between the second waterproof fence 10 and the bottom of the accommodating chamber 16, when the communication line 15 penetrates into the incoming line through hole 6 from the incoming line through groove 12, the first waterproof fence 20 and the second waterproof fence 10 extrude the communication line 15 to enable the communication line 15 to be S-shaped twisted, and when water flows down along the communication line 15, the water cannot enter the incoming line through hole 6, and can drop onto the base 1 at the S-shaped bent part of the communication line 15 and then be discharged along the drainage through hole 8; the utility model has simple structure, obvious waterproof effect, and waterproof grade reaching IPX3; wherein the spray of IPX3 test angle is not directly sprayed onto the body of probe 21.

As shown in fig. 1 to 3, the drainage through hole 8 is communicated with the bottom surface of the base 1, the base 1 is circular, the bottom surface of the base 1 is provided with an annular fifth waterproof fence 22 and an annular mounting fence 23, the base 1 and the fifth waterproof fence 22 are concentric, the outer diameter of the fifth waterproof fence 22 is smaller than the outer diameter of the base 1 and larger than the outer diameter of the detector 21, the fifth waterproof fence 22 is concentric with the mounting fence 23, the outer diameter of the mounting fence 23 is smaller than the outer diameter of the fifth waterproof fence 22, and the mounting fence 23 is provided with a connecting component 5;

when the detector 21 needs to prevent water, the drainage through hole 8 is communicated with the bottom surface of the base 1, the base 1 is circular, the bottom surface of the base 1 is provided with an annular fifth waterproof fence 22 and an annular mounting fence 23, water drained out of the base 1 through the drainage through hole 8 can directly drip or reach the outer side of the fifth waterproof fence 22 along the bottom surface of the base 1, and then drip along the outer edge of the fifth waterproof fence 22; base 1 and fifth waterproof rail 22 are concentric, and the external diameter that the external diameter of fifth waterproof rail 22 is less than base 1 is greater than the external diameter of detector 21, and fifth waterproof rail 22 is concentric with installation fence 23, and the external diameter of installation fence 23 is less than the external diameter of fifth waterproof rail 22, is provided with coupling assembling 5 on the installation fence 23 and makes base 1 can be better play waterproof effect to detector 21.

As shown in fig. 1-2, the bottom of the receiving chamber 16 is provided with a plurality of mounting bosses 18, and the centers of the mounting bosses 18 are provided with screw mounting grooves 7;

when the detector 21 does not need to be waterproof, the base 1 can be directly fixedly connected with the ceiling through the screw mounting groove 7.

As shown in fig. 1-2, a screw fixing post 9 adapted to the screw mounting groove 7 is disposed on a side of the protective cover 2 close to the base 1;

during the assembly, thereby protective cover 2 is connected with base 1, thereby protective cover 2 is provided with the fix with screw 9 that can use the screw to pass fix with screw 9 and the fix with screw groove 7 simultaneously with the one side of fix with screw groove 7 looks adaptation of protective cover 2.

As shown in fig. 1, the connecting assembly 5 is a snap assembly or a turn-buckle assembly;

during the assembly, coupling assembling 5 can be better and more convenient can dismantle base 1 and detector 21 for buckle subassembly or spiral shell subassembly and be connected.

As shown in fig. 1-2, the bottom of the base 1 is provided with a wire holder 3 for fixing a communication wire 15;

during assembly, the bottom of the base 1 is provided with the wire holder 3 capable of fixing the communication wire 15.

As shown in fig. 1-2, the wire holder 3 is provided with an elastic guide piece 4 for electrically connecting the communication wire 15 with the body of the detector 21;

during assembly, the wire holder 3 is provided with the elastic guide piece 4 which can conduct the communication wire 15 with the detector 21 body.

As shown in fig. 1-2, when the base 1 is connected to the protecting cover 2, the connecting through hole 14 is staggered with the screw mounting groove 7 and the wire inlet through hole 6;

when detector 21 needs to be waterproof, connecting through hole 14 and screw mounting groove 7 and inlet wire through hole 6 stagger the setting and can prevent thereby that water from directly instiling into screw mounting groove 7 or inlet wire through hole 6 and invading detector 21 after through connecting through hole 14 infiltration.

As shown in fig. 1 to 3, the height of the second waterproof fence 10 is greater than that of the drain through hole 8;

when waterproofing is required, the height of the second waterproof fence 10 greater than the height of the drainage through hole 8 can prevent water from entering the inside of the detector 21 beyond the second waterproof fence 10.

As shown in fig. 1-2, the first waterproof fence 20 and the second waterproof fence 10 are both rectangular;

the rectangular shape of the first and second watertight enclosures 20 and 10 enables the communication line 15 to be better formed into an S-shape between the first and second watertight enclosures 20 and 10 when assembled.

It will be understood that modifications and variations are possible to those skilled in the art in light of the above teachings and that all such modifications and variations are considered to be within the purview of the invention as set forth in the appended claims.

Claims

1. A waterproof detector base is characterized by comprising a base and a protective cover, wherein the base is detachably connected with the protective cover, the outer diameter of the base is larger than that of a detector, a containing cavity for containing the protective cover is arranged at the top of the base, a wire inlet through hole is formed in the bottom of the containing cavity, and the inclination angle of the side surface of a circular truncated cone formed by the upper top surface and the lower bottom surface of the base and the bottom surface of the detector is smaller than thirty degrees; the bottom of the base is provided with a connecting assembly detachably connected with the detector, the protective cover is provided with a connecting through hole detachably connected with a ceiling, the protective cover is provided with a covering part right facing the inlet wire through hole, a first waterproof fence is arranged at the position, close to an opening of the protective cover, of the inlet wire through hole, the edge of the covering part exceeds the first waterproof fence, a second waterproof fence is arranged outside the covering part, inlet wire through grooves are formed in two sides of the covering part, a third waterproof fence is arranged at the position, close to the opening of one side of the base, of the inlet wire through groove, an annular fourth waterproof fence is arranged outside the accommodating cavity, the fourth waterproof fence is tightly attached to the ceiling, and a drainage through hole is formed in the edge of the outer side of the accommodating cavity; when the base with when the protective cover is connected, first waterproof rail with leave the clearance that supplies the communication line to wear to establish between the cover portion, the waterproof rail of second with also leave the confession between the bottom of holding the cavity the clearance that the communication line wore to establish.

2. The waterproof detector base as claimed in claim 1, wherein the drainage through hole is communicated with the bottom surface of the base, the base is circular, the bottom surface of the base is provided with an annular fifth waterproof fence and an annular mounting fence, the base is concentric with the fifth waterproof fence, the outer diameter of the fifth waterproof fence is smaller than the outer diameter of the base and larger than the outer diameter of the detector, the fifth waterproof fence is concentric with the mounting fence, the outer diameter of the mounting fence is smaller than the outer diameter of the fifth waterproof fence, and the mounting fence is provided with the connecting assembly.

3. The waterproof detector base of claim 1, wherein the bottom of the accommodating chamber is provided with a plurality of mounting projections, and the centers of the mounting projections are provided with screw mounting grooves.

4. The waterproof detector base of claim 3, wherein a screw fixing post adapted to the screw mounting groove is disposed on a side of the protecting cover close to the base.

5. The waterproof detector base of claim 1, wherein the connection assembly is a snap-fit assembly or a turn-on assembly.

6. The waterproof detector base of claim 1, wherein a wire holder for fixing the communication wire is arranged at the bottom of the base.

7. The waterproof probe base of claim 6, wherein the wire holder is provided with an elastic guide piece for electrically connecting the communication wire and the probe body.

8. The waterproof detector base as claimed in claim 4, wherein the connection through hole is staggered with the screw installation groove and the wire inlet through hole when the base is connected with the protective cover.

9. A water resistant probe mount as claimed in claim 1 wherein the height of said second water resistant fence is greater than the height of said drain through hole.

10. A water resistant detector base as claimed in claim 1 wherein said first and second water resistant rails are rectangular.